US4544710AExpiredUtilityPatentIndex 63
Polymer bound aryl substituted crown ethers
Est. expiryMar 4, 2002(expired)· nominal 20-yr term from priority
Inventors:PARKER DANE K
C08G 63/605C08F 8/00
63
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Claims
Abstract
There is disclosed a new polymer bound catalyst, a means for the production of a polymer bound aryl substituted crown ether and use of such polymer bound aryl substituted crown ethers as catalysts.
Claims
exact text as granted — not AI-modifiedI claim:
1. A polymer defined by the following structural formula (I) ##STR6## wherein n is 3 or 4 and the ratio of a to b to c may vary from 1:98:1 to 50:49:1 to 1:49:50.Cited by (0)
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